HOOYIJ 2Pack DS3230MG Upgraded High Torque 30KG Digital Servo Motor, Full Metal Gear Waterproof Steering RC Servo for 1/8 1/10 Scale RC Car Crawler Control Angle 270 Description Features: – High-precision metal gears with hard anodizing – CNC aluminium middle Shell, – Water proof rubber seals screws Sepcification: Model: DS3230MG Stall Torque (5V): 29.5kg/cm Stall Torque (6.8V): 34.5kg/cm Dead band: 3s Control Angle:270 Degree Pulse : 500us-2500us Speed : 0.2 sec/60(5V) / 0.17 sec/60(6.8V) Operating Voltage: 4.8 ~ 6.8 DC Volts Weight: 60 g (2.12 oz) Motor Type: DC Motor Gear Type: Copper & Aluminum Working frequence: 1520s / 333hz CE Certification: Yes RoHs:Yes wire length:17.7inches(45cm) Size: 40 x 20 x 40.5 mm ( 1.58 x 0.79 x 1.60 in) Package Included: 2 X DS3230MG 30KG Large Torque Digital Servo 2 X 25T Adjustable Metal Servo Arm 2 X Acessories Bag